1122488889 has 8 divisors (see below), whose sum is σ = 1544931072. Its totient is φ = 724186320.

The previous prime is 1122488881. The next prime is 1122488891. The reversal of 1122488889 is 9888842211.

1122488889 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1122488889 - 2³ = 1122488881 is a prime.

It is a plaindrome in base 10.

It is not an unprimeable number, because it can be changed into a prime (1122488881) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6034794 + ... + 6034979.

It is an arithmetic number, because the mean of its divisors is an integer number (193116384).

Almost surely, 2^1122488889 is an apocalyptic number.

It is an amenable number.

1122488889 is a deficient number, since it is larger than the sum of its proper divisors (422442183).

1122488889 is a wasteful number, since it uses less digits than its factorization.

1122488889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12069807.

The product of its digits is 589824, while the sum is 51.

The square root of 1122488889 is about 33503.5653177389. The cubic root of 1122488889 is about 1039.2675096714.

The spelling of 1122488889 in words is "one billion, one hundred twenty-two million, four hundred eighty-eight thousand, eight hundred eighty-nine".